From 4ad0118f359d954f9e5276ca6bf29a51e6dfa559 Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Wed, 26 Jul 2023 02:31:12 +0200
Subject: High priority egl context if possible, use
 eglBindAPI(EGL_OPENGL_ES_API)

---
 src/egl.c   |  7 ++++---
 src/utils.c | 13 +++++++++----
 2 files changed, 13 insertions(+), 7 deletions(-)

(limited to 'src')

diff --git a/src/egl.c b/src/egl.c
index 3892cdc..2875f88 100644
--- a/src/egl.c
+++ b/src/egl.c
@@ -214,12 +214,13 @@ static bool gsr_egl_create_window(gsr_egl *self, bool wayland) {
     const int32_t attr[] = {
         EGL_BUFFER_SIZE, 24,
         EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
-        EGL_NONE
+        EGL_NONE, EGL_NONE
     };
 
     const int32_t ctxattr[] = {
         EGL_CONTEXT_CLIENT_VERSION, 2,
-        EGL_NONE
+        EGL_CONTEXT_PRIORITY_LEVEL_IMG, EGL_CONTEXT_PRIORITY_HIGH_IMG,
+        EGL_NONE, EGL_NONE
     };
 
     if(wayland) {
@@ -251,7 +252,7 @@ static bool gsr_egl_create_window(gsr_egl *self, bool wayland) {
         }
     }
 
-    self->eglBindAPI(EGL_OPENGL_ES2_BIT);
+    self->eglBindAPI(EGL_OPENGL_ES_API);
 
     self->egl_display = self->eglGetDisplay(self->wayland.dpy ? (EGLNativeDisplayType)self->wayland.dpy : (EGLNativeDisplayType)self->x11.dpy);
     if(!self->egl_display) {
diff --git a/src/utils.c b/src/utils.c
index 88893ac..16e928a 100644
--- a/src/utils.c
+++ b/src/utils.c
@@ -210,6 +210,7 @@ bool get_monitor_by_name(void *connection, gsr_connection_type connection_type,
 }
 
 bool gl_get_gpu_info(gsr_egl *egl, gsr_gpu_info *info) {
+    const char *software_renderers[] = { "llvmpipe", "SWR", "softpipe", NULL };
     bool supported = true;
     const unsigned char *gl_vendor = egl->glGetString(GL_VENDOR);
     const unsigned char *gl_renderer = egl->glGetString(GL_RENDERER);
@@ -222,10 +223,14 @@ bool gl_get_gpu_info(gsr_egl *egl, gsr_gpu_info *info) {
         goto end;
     }
 
-    if(gl_renderer && strstr((const char*)gl_renderer, "llvmpipe")) {
-        fprintf(stderr, "gsr error: your opengl environment is not properly setup. It's using llvmpipe (cpu fallback) for opengl instead of your graphics card\n");
-        supported = false;
-        goto end;
+    if(gl_renderer) {
+        for(int i = 0; software_renderers[i]; ++i) {
+            if(strstr((const char*)gl_renderer, software_renderers[i])) {
+                fprintf(stderr, "gsr error: your opengl environment is not properly setup. It's using %s (software rendering) for opengl instead of your graphics card. Please make sure your graphics driver is properly installed\n", software_renderers[i]);
+                supported = false;
+                goto end;
+            }
+        }
     }
 
     if(strstr((const char*)gl_vendor, "AMD"))
-- 
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